Air quality in Jefferson County
Air quality index (AQI⁺) and PM2.5 air pollution in Jefferson County • 01:00, May 19 Local time
49*
US AQI⁺Good
Main pollutant:
PM2.5
8.8 µg/m³
17°
27 km/h
96 %
Hourly forecast
Jefferson County air quality index (AQI⁺) forecast
Daily forecast
Jefferson County air quality index (AQI⁺) forecast
| Today | 45 | 18° 11° | 27 km/h | 79% | |
| Wed | 16 | 18° 6° | 22 km/h | 60% | |
| Thu | 8 | 18° 5° | 18 km/h | 72% |
Air pollutants
What is the current air quality in Jefferson County?
PM2.5 concentration is currently 1.8 times the World Health Organization annual PM2.5 guideline value.
Health recommendations
Enjoy outdoor activities |
Open your windows to bring clean, fresh air indoors Get a monitor |
Protect yourself from air pollution in Jefferson County
Pollen
What is the pollen count in Jefferson County today?
Index
Low
Tree Low | 25% |
Grass Low | 25% |
Weed Low | 25% |
Source:
wetter.comHealth recommendations
Enjoy outdoor activities |
Open your windows to bring clean, fresh air indoors Get a monitor |
Pollen
What is the pollen count in Jefferson County today?
Index
Low
Tree Low | 25% |
Grass Low | 25% |
Weed Low | 25% |
Source:
wetter.comProtect yourself from air pollution in Jefferson County
Most polluted locations near Jefferson County
Worldwide AQI⁺ rankingHistoric air quality near Jefferson County
History
Historic air quality graph for Jefferson County
Historic air quality near Jefferson County
History
Historic air quality graph for Jefferson County

















